784
FZUS73 KLOT 160110
MWSLOT
MARINE WEATHER STATEMENT
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE
810 PM CDT THU MAY 15 2025
LMZ740-160119-
/O.CAN.KLOT.MA.W.0009.000000T0000Z-250516T0200Z/
810 PM CDT THU MAY 15 2025
..THE SPECIAL MARINE WARNING IS CANCELLED
THE AFFECTED AREAS WERE...
NEARSHORE WATERS FROM WINTHROP HARBOR TO WILMETTE HARBOR...
THE THUNDERSTORM HAS MOVED OUT OF THE WARNED AREA AND NO LONGER
POSES A SIGNIFICANT THREAT TO BOATERS. GUSTY WINDS WILL REMAIN
POSSIBLE THROUGH THIS EVENING.
A TORNADO WATCH REMAINS IN EFFECT UNTIL 1000 PM CDT FOR NORTHEASTERN
ILLINOIS...AND THE ADJACENT WATERS OF LAKE MICHIGAN.
LAT...LON 4246 8702 4213 8696 4188 8697 4189 8762
4190 8761 4204 8767 4247 8729
TIME...MOT...LOC 0109Z 235DEG 49KT 4233 8715
LMZ741-777-779-160200-
/O.CON.KLOT.MA.W.0009.000000T0000Z-250516T0200Z/
810 PM CDT THU MAY 15 2025
..A SPECIAL MARINE WARNING REMAINS IN EFFECT UNTIL 900 PM CDT
FOR THE FOLLOWING AREAS...
NEARSHORE WATERS FROM WILMETTE HARBOR TO NORTHERLY ISLAND...
OPEN WATERS FROM WINTHROP HARBOR TO MICHIGAN CITY OUT TO MID
LAKE...
AT 809 PM CDT, A LINE OF SEVERE THUNDERSTORMS WAS LOCATED FROM
MONTROSE HARBOR TO 24 NM NORTHEAST OF WILMETTE HARBOR, MOVING
NORTHEAST AT 50 KNOTS.
HAZARD...WIND GUSTS IN EXCESS OF 50 KNOTS AND LARGE HAIL.
SOURCE...RADAR INDICATED.
IMPACT...BOATS COULD SUFFER SIGNIFICANT STRUCTURAL DAMAGE IN HIGH
WINDS AND HAIL. SMALL CRAFT COULD CAPSIZE IN SUDDENLY
HIGHER WAVES.
LOCATIONS IMPACTED INCLUDE...
MONTROSE HARBOR, HARRISON-DEVER CRIB, AND BELMONT HARBOR.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
A TORNADO WATCH REMAINS IN EFFECT UNTIL 1000 PM CDT FOR NORTHEASTERN
ILLINOIS...AND THE ADJACENT WATERS OF LAKE MICHIGAN.
FREQUENT LIGHTNING IS OCCURRING WITH THESE STORMS. IF CAUGHT ON THE
OPEN WATER STAY BELOW DECK IF POSSIBLE, KEEP AWAY FROM UNGROUNDED
METAL OBJECTS.
LAT...LON 4246 8702 4213 8696 4188 8697 4189 8762
4190 8761 4204 8767 4247 8729
TIME...MOT...LOC 0109Z 235DEG 49KT 4233 8715
HAIL...>.75IN
WIND...50KTS
DOOM
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